Kill DataConverter (#2554)

* Kill DataConverter

* remove the tests

redbot/core/utils/data_converter.py

@@ -1,126 +0,0 @@
-import json
-from pathlib import Path
-from redbot.core import Config
-
-
-class DataConverter:
-    """
-    Class for moving v2 data to v3
-    """
-
-    def __init__(self, config_instance: Config):
-        self.config = config_instance
-
-    @staticmethod
-    def json_load(file_path: Path):
-        """Utility function for quickly grabbing data from a JSON file
-
-        Parameters
-        ----------
-        file_path: `pathlib.Path`
-            The path to the file to grabdata from
-
-        Raises
-        ------
-        FileNotFoundError
-            The file doesn't exist
-        json.JsonDecodeError
-            The file isn't valid JSON
-        """
-        try:
-            with file_path.open(mode="r", encoding="utf-8") as f:
-                data = json.load(f)
-        except (FileNotFoundError, json.JSONDecodeError):
-            raise
-        else:
-            return data
-
-    async def convert(self, file_path: Path, conversion_spec: object):
-        """Converts v2 data to v3 format. If your v2 data uses multiple files
-        you will need to call this for each file.
-
-        Parameters
-        ----------
-        file_path : `pathlib.Path`
-            This should be the path to a JSON settings file from v2
-        conversion_spec : `object`
-            This should be a function which takes a single argument argument
-            (the loaded JSON) and from it either
-            returns or yields one or more `dict`
-            whose items are in the form::
-
-                {(SCOPE, *IDENTIFIERS): {(key_tuple): value}}
-
-            an example of a possible entry of that dict::
-
-                {(Config.MEMBER, '133049272517001216', '78631113035100160'):
-                    {('balance',): 9001}}
-
-
-            This allows for any amount of entries at each level
-            in each of the nested dictionaries returned by conversion_spec
-            but the nesting cannot be different to this and still get the
-            expected results
-            see documentation for Config for more details on scopes
-            and the identifiers they need
-
-        Returns
-        -------
-        None
-
-        Raises
-        ------
-        FileNotFoundError
-            No such file at the specified path
-        json.JSONDecodeError
-            File is not valid JSON
-        AttributeError
-            Something goes wrong with your conversion and it provides
-            data in the wrong format
-        """
-
-        v2data = self.json_load(file_path)
-
-        for entryset in conversion_spec(v2data):
-            for scope_id, values in entryset.items():
-                base = self.config._get_base_group(*scope_id)
-                for inner_k, inner_v in values.items():
-                    await base.set_raw(*inner_k, value=inner_v)
-
-    async def dict_import(self, entrydict: dict):
-        """This imports a dictionary in the correct format into Config
-
-        Parameters
-        ----------
-        entrydict : `dict`
-            This should be a dictionary of values to set.
-            This is provided as an alternative
-            to providing a file and conversion specification
-            the dictionary should be in the following format::
-
-                {(SCOPE, *IDENTIFIERS): {(key_tuple): value}}`
-
-            an example of a possible entry of that dict::
-
-                {(Config.MEMBER, '133049272517001216', '78631113035100160'):
-                    {('balance',): 9001}}
-
-            This allows for any amount of entries at each level
-            in each of the nested dictionaries returned by conversion_spec
-            but the nesting cannot be different to this and still get the
-            expected results
-
-        Returns
-        -------
-        None
-
-        Raises
-        ------
-        AttributeError
-            Data not in the correct format.
-        """
-
-        for scope_id, values in entrydict.items():
-            base = self.config._get_base_group(*scope_id)
-            for inner_k, inner_v in values.items():
-                await base.set_raw(*inner_k, value=inner_v)